This series of valves is suitable for various gas pipelines such as metallurgical, chemical, mining, and municipal engineering gas, gas, air, etc. It is a relatively reliable cut-off equipment and can be used as a cold air valve, gas, air cut-off valve, combustion valve, and flue valve in the hot blast furnace system of a blast furnace.
All adopt steel plate welding structure, which is lightweight and easy to install.
The motion mechanism of the butterfly plate adopts a four bar linkage mechanism; The sealing pair has relatively low friction and long service life.
Nominal pressure: 0.1, 0.25, 0.6MPa
Applicable temperature: ≤ 320 ℃
Applicable media: air, smoke, gas, etc.


WHY CHOOSE US
Rigao Holdings Group Co., Ltd. is located in Taizhou City, Zhejiang Province. Our company is committed
to the production and sales of supporting valves in industries such as power, chemical, metallurgical,
sewage treatment, gas purification, pneumatic conveying, and material conveying, achieving
technological, energy-saving, and environmentally friendly goals.
frequently asked question
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What products does the company mainly produce?
The company mainly specializes in the production and sales of supporting valves in industries such
as power, chemical, metallurgical, sewage treatment, gas purification, pneumatic conveying, and
material conveying.
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Is your company a manufacturer or a trading company?
We are a manufacturer specializing in the production of various valves.
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What information should I provide when I need a quote?
Normally, please send us the product name and model you need, such as model, size, etc., so that
we can accurately quote the price to meet your needs.
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Do we sell valves from other brands?
We do not sell valves from other brands, but if our brand is suitable for you, you can send us
your detailed specification requirements.
Get a quote
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Can the specifications of the required valves be customized?
Customizable, please send us the detailed requirements for the valves you need to customize.
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If I urgently need these valves, how long will it take to supply them?
If you urgently need to order valves, we can arrange for your shipment or arrange production
urgently, and strive to ship them to you in a short time.